3U1637 Flight Status Sichuan Airlines: Changchun to Xi'an (CSC1637)

Are you looking for the November 3rd, 2026 3U 1637 Changchun to Shenzhen flight? Go to our 3U1637 Changchun to Shenzhen Flight Status page >

3U 1637 Changchun to Xi'an Flight Status

Not scheduled today (November 4th, 2026). Latest flight: October 8th, 2026 ; recent history is in the table below.

3U 1637 Flight Status & Schedule Sichuan Airlines Changchun to Xi'an

Date From To Departure Arrival Status Details
Oct 08 CGQ XIY 19:10 22:09 Landed Track >
Oct 07 CGQ XIY 19:09 22:08 Landed Track >
Oct 06 CGQ XIY 19:00 21:51 Landed Track >
Oct 05 CGQ XIY 18:53 21:42 Landed Track >
Oct 04 CGQ XIY 18:59 21:58 Landed Track >
Oct 03 CGQ XIY 18:51 22:04 Landed Track >
Oct 02 CGQ XIY 18:54 22:05 Landed Track >
Oct 01 CGQ XIY 19:03 22:12 Landed Track >
Sep 30 CGQ XIY 19:08 22:26 Landed Track >
Sep 29 CGQ XIY 19:07 22:26 Landed Track >

Sichuan Airlines flight 3U 1637 links Changchun and Xi'an, 1,798 km (1,117 mi) apart. With 3 h 35 min in the timetable and a usual flight time of about 3 h 5 min, it often makes up time. It is not flying today; the last flight, on 8 October 2026, landed on time.

< All Changchun CGQ Departures All Xi'an XIY Arrivals >

About 3U 1637

Route
Changchun Longjia International Airport CGQ to Xi'an Xianyang International Airport XIY
Distance
1,798 km (1,117 mi)
Typical flight time
3 h 5 min
On time
10 of the last 10
Usually departs from
Terminal 2

3U 1637 FAQ

How long is the 3U1637 flight?
The timetable allows 3 h 35 min. Changchun to Xi'an is 1,798 km (1,117 mi).
How often is 3U1637 late?
None of the last 10 flights arrived 15 or more minutes late.
Which terminal does 3U1637 use?
It usually leaves from Terminal 2 at Changchun Longjia International Airport (CGQ) and arrives at Terminal 5 at Xi'an Xianyang International Airport (XIY). Check the flight card above for today's terminal and gate.
What other flight numbers does 3U1637 have?
Also listed as CSC1637 (Sichuan Airlines' ICAO code) and 3U 1637.

3U1637 and Changchun CGQ to Xi'an XIY Flights

Flight 3U1637 is a code-share Sichuan Airlines flight of the China Southern Airlines operated CZ6399.

Other flights departing from Changchun CGQ: CZ5413, CZ6399

Other flights arriving at Xi'an XIY: CZ6399, JD5148

All flights connecting Changchun CGQ to Xi'an XIY.